青云翻译

6 Do not be tight on the mattress on the bed, causing the mattress internal air can not flow, the breeding of bacteria.

6. do not use the bed sheet taut on the mattress, mattress caused internal air cannot flow, breeding of germs.

6. do not have to tie tight the bed sheet on the mattress, creates the mattress interior air to be unable to circulate, multiplies the germ.

6.Not to be tight in bed sheets, mattresses, mattress caused internal air cannot flow, breeding bacteria.

6. do not use the bed sheet taut on the mattress, mattress caused internal air cannot flow, breeding of germs.